BY THOMAS G. SLOANE. 607 



NOTOXOMUS MELAS, n.Sp. 



Ov'al, robust; head rather large (2-7 mm. across eyes); prothorax 

 nitid, subquadrate, with sides strongly and evenly rounded, 

 posterior marginal puncture placed a little before base on inner 

 side of lateral channel; elytra truncate-oval, deeply striate, inter- 

 stices equal, third 2-punctate, sixth not perceptibly narrowed at 

 base; eighth and ninth very narrow, convex, almost equal in 

 width; black. 



Head wide at base and between eyes, convex; front lightly 

 biimpressed; eyes convex, rather prominent, strongly inclosed at 

 base; postocular part of orbits two-thirds size of eyes, rising 

 strongly from head in a curve continuous with that of eyes. 

 Prothorax broader than long (3*5 x 4-3), widest about middle, 

 very little wider at base {3 mm.) than apex (2-y mm.); apex very 

 lightly emarginate; anterior angles obtuse; base truncate, convex 

 above peduncle; basal angles marked but obtuse; border narrow 

 on anterior half of sides, wide towards base, extending very 

 narrowly along base on each side almost to middle; median line 

 almost touching base; lateral basal imjDressions strongly impressed, 

 rather wide, not long. Elytra truncate-oval (7 "8 x 5 mm.), lightly 

 and evenly rounded on sides, feebly sinuate on each side of apex, 

 convex; stri^ simple, interstices 2-7 strongly convex, equal on 

 basal half, narrower and more strongly convex at apex, ninth 

 with inner margin interrupted by umbilical punctures, tenth 

 narrow, elongate, convex (extending forward from apical sinuosity 

 to middle of sides). Intercoxal declivities of prosternum and 

 mesosternum flat. Length 14, breadth 5 mm. 



//rt6. — N.S.W. : Glen Innes (Lea). 



Belongs to the N. niiidico/lis-grouY). 1 1 is readily differentiated 

 from jV. nitidicoUis, Chaud., iV". latibasis, SI., and iY. queens- 

 landicns, SI., by colour wholly black; prothorax more transverse, 

 more strongly rounded on sides, with basal angles not sharply 

 marked; — from N. subopaciLS, Chaud., by colour; more robust 

 form; prothorax much wider, more strongly rounded on sides, 

 etc.: — from JV. violaceomarginafms, Macl., by colour; smaller size; 



